DEP0055623DA
(en )
1950-10-05
Cup-shaped or flat electrodes for discharge tubes, in particular fluorescent lamps
CH189348A
(en )
1937-02-28
Heat pumps working according to the compression principle, especially for the heat supply of central heating systems.
CH212929A
(en )
1940-12-31
Device with discharge vessel, in particular electron tube.
CH211550A
(en )
1940-09-30
Electromagnetic switch, in particular for installations on vehicles.
Clark
1936
Toledo, Ohio, during the Civil War
DEL0000917MA
(en )
1950-11-09
Wooden panel
DEK0002802MA
(en )
1950-09-28
Air pump for bicycles
DEP0007170DA
(en )
1950-11-23
Cell lock, in particular for charging gas generators.
DE1608164U
(en )
1950-06-15
ARMBLADE TO WEAR.
DEP0048943DA
(en )
1950-11-02
Construction slewing crane
DEP0049178DA
(en )
1950-11-16
Device for changing nose shapes
ES128030A1
(en )
1933-01-01
A device with the corresponding hermetic metallic container, for the reception and emptying of a bucket for sewage and other similar services.
FR47084E
(en )
1936-12-14
Installation for the remote transport of letters, packages, objects, etc.
DE1607630U
(en )
1950-06-07
TWIST COIL.
IE15351L
(en )
1938-11-06
Reinforced concrete floors s, floors¹and the like.
DE1614797U
(en )
1950-10-19
SOCKET FOR VEHICLE LIGHTING, SUCH AS BICYCLES OR THE LIKE.
FR857687A
(en )
1940-09-24
Composite decorative or artistic objects, with luminescent, fluorescent, phosphorescent or other tubes
AT144777B
(en )
1936-02-25
Electrolytic water decomposer, especially for high pressure operation, with concentrically arranged, bipolar electrodes.
DE1709631U
(en )
1955-10-27
ASSEMBLED CROWN.
DEP0005173DA
(en )
1950-12-07
Fuel body
AU101604B2
(en )
1937-07-29
Improvements in piston pumps intended for the pauseless, uniform movement of*liquids or gases
DE1606572U
(en )
1950-05-17
ARTIFICIAL BREAST.
DE1361150U
(en )
1936-01-23
DE1626902U
(en )
1951-08-09
COMPOSITE SHIP RUDDERING MACHINE.
CA228563A
(en )
1923-02-06
Reciprocating pump